NORTHEASTERN COLOMBIA

CERREJON

CERREJON FOSSIL SITE

CERREJON FORMATION

PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: TETHYSUCHIA BUFFETAUT, 1982

Family: DYROSAURIDAE de STEFANO, 1903

*Anthracosuchus balrogus

Genus: Nova Long snout.

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NORTHEASTERN COLOMBIA

LA GUAJIRA DEPARTMENT

CERREJON COAL MINE

CERREJON FORMAITON

UNDERCLAY OF COAL SEAM 90

MIDDLE TO LATE PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: TETHYSUCHIA BUFFETAUT, 1982

Family: DYROSAURIDAE de STEFANO, 1903

*Acherontisuchus juajiraensis

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NORTHEASTERN COLOMBIA

LA GUAJIRA DEPARTMENT

UNDERCLAY OF COAL SEAM 90 WITHIN THE LA PUENTE PIT

CERREJON COAL MINE

CERREJON FORMAITON

UNDERCLAY OF COAL SEAM 90

MIDDLE TO LATE PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: TETHYSUCHIA BUFFETAUT, 1982

Family: DYROSAURIDAE de STEFANO, 1903

Acherontisuchus juajiraensis

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NORTHEASTERN COLOMBIA

LA GUAJIRA DEPARTMENT

UNDERCLAY OF COAL SEAM 40 WITHIN THE WEST EXTENSION PIT
CERREJON COAL MINE

CERREJON FORMAITON

UNDERCLAY OF COAL SEAM 90

MIDDLE TO LATE PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: TETHYSUCHIA BUFFETAUT, 1982

Family: DYROSAURIDAE de STEFANO, 1903

Acherontisuchus juajiraensis

_____________________________________________________________________________________

NORTHEASTERN COLOMBIA

LA GUAJIRA DEPARTMENT

WITHIN THE CERREJON COAL MINE

LA PUENTE PIT

CERREJON FORMAITON

UNDERCLAY OF COAL SEAM 90

MIDDLE TO LATE PALEOCENE EPOCH

LOWER PALEOGENE PERIOD

LOWER TERTIARY SUBERA

CENOZOIC ERA

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

SUPERLEGION: NEODIAPSIDA BENTON, 1985

LEGION: ARCHOSAUROMORPHA HUENE, 1946

SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990

COHORT: CROCODYLOTARSI BENTON & CLARK, 1988

MAGNORDER: SUCHIA KREBS, 1974

SUPERORDER: CROCODYLOMORPHA WALKER, 1968

GRANDORDER: CROCODILIFORMES HAY, 1930

MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983

ORDER: MESOSUCHIA EMEND HUXLEY, 1875

PARVORDER: METASUCHIA BENTON & CLARK, 1988

INFRAORDER: TETHYSUCHIA BUFFETAUT, 1982

Family: DYROSAURIDAE de STEFANO, 1903

*Cerrejonisuchus improcerus

Genus: Nova